#endif
#include <string.h>
+#include <libcore/lc_timing.h>
+
+#include "xmalloc.h"
#include "irgraph.h"
+#include "irgwalk.h"
#include "irprog.h"
-#include "iredges.h"
+#include "iredges_t.h"
#include "phiclass_t.h"
+#include "bechordal_t.h"
#include "beutil.h"
-#include "becopyopt.h"
+#include "becopyopt_t.h"
#include "becopystat.h"
-#include "xmalloc.h"
-#ifdef DO_STAT
+#ifdef COPYOPT_STAT
+
+#define DO_HEUR
+#undef DO_ILP1
+#define DO_ILP2
#define DEBUG_LVL SET_LEVEL_1
static firm_dbg_module_t *dbg = NULL;
static void stat_copy_node(be_chordal_env_t *chordal_env, ir_node *root) {
curr_vals[I_CPY_CNT]++;
curr_vals[I_COPIES_MAX]++;
- if (nodes_interfere(chordal_env, root, get_Copy_src(root))) {
+ if (nodes_interfere(chordal_env, root, get_Perm_src(root))) {
curr_vals[I_COPIES_IF]++;
assert(0 && "A Perm pair (in/out) should never interfere!");
}
xfree(members);
}
-#define is_curr_reg_class(irn) \
- (arch_get_irn_reg_class(chordal_env->main_env->arch_env, irn, \
- -1) == chordal_env->cls)
-
-void copystat_collect_cls(be_chordal_env_t *chordal_env) {
+void copystat_collect_cls(be_chordal_env_t *cenv) {
ir_node *n;
pset *pc;
- ir_graph *irg = chordal_env->irg;
+ ir_graph *irg = cenv->irg;
+ arch_env_t *aenv = cenv->birg->main_env->arch_env;
if (last_irg != irg) {
copystat_reset();
- copystat_collect_irg(irg, chordal_env->main_env->arch_env);
+ copystat_collect_irg(irg, aenv);
}
for (n = pset_first(all_phi_nodes); n; n = pset_next(all_phi_nodes))
- if (is_curr_reg_class(n))
- stat_phi_node(chordal_env, n);
+ if (arch_get_irn_reg_class(aenv, n, -1) == cenv->cls)
+ stat_phi_node(cenv, n);
for (n = pset_first(all_copy_nodes); n; n = pset_next(all_copy_nodes))
- if (is_curr_reg_class(n))
- stat_copy_node(chordal_env, n);
+ if (arch_get_irn_reg_class(aenv, n, -1) == cenv->cls)
+ stat_copy_node(cenv, n);
for (pc = pset_first(all_phi_classes); pc; pc = pset_next(all_phi_classes)) {
ir_node *member = pset_first(pc);
pset_break(pc);
- if (is_curr_reg_class(member))
- stat_phi_class(chordal_env, pc);
+ if (arch_get_irn_reg_class(aenv, member, -1) == cenv->cls)
+ stat_phi_class(cenv, pc);
}
}
fclose(out);
}
-#endif
+/**
+ * Helpers for saving and restoring colors of nodes.
+ * Used to get dependable and comparable benchmark results.
+ */
+typedef struct color_saver {
+ arch_env_t *arch_env;
+ be_chordal_env_t *chordal_env;
+ pmap *saved_colors;
+ int flag; /* 0 save, 1 load */
+} color_save_t;
+
+static void save_load(ir_node *irn, void *env) {
+ color_save_t *saver = env;
+ if (saver->chordal_env->cls == arch_get_irn_reg_class(saver->arch_env, irn, -1)) {
+ if (saver->flag == 0) { /* save */
+ const arch_register_t *reg = arch_get_irn_register(saver->arch_env, irn);
+ pmap_insert(saver->saved_colors, irn, (void *) reg);
+ } else { /*load */
+ arch_register_t *reg = pmap_get(saver->saved_colors, irn);
+ arch_set_irn_register(saver->arch_env, irn, reg);
+ }
+ }
+}
+
+static void save_colors(color_save_t *color_saver) {
+ color_saver->flag = 0;
+ irg_walk_graph(color_saver->chordal_env->irg, save_load, NULL, color_saver);
+}
+
+static void load_colors(color_save_t *color_saver) {
+ color_saver->flag = 1;
+ irg_walk_graph(color_saver->chordal_env->irg, save_load, NULL, color_saver);
+}
+
+/**
+ * Main compare routine
+ */
+void co_compare_solvers(be_chordal_env_t *chordal_env) {
+ copy_opt_t *co;
+ lc_timer_t *timer;
+ color_save_t saver;
+ int costs_inevit, costs_init, costs_heur, costs_ilp1, costs_ilp2, lower_bound;
+
+ phi_class_compute(chordal_env->irg);
+
+ co = new_copy_opt(chordal_env, co_get_costs_loop_depth);
+ co_build_ou_structure(co);
+ co_build_graph_structure(co);
+ DBG((dbg, LEVEL_1, "----> CO: %s\n", co->name));
+
+ /* save colors */
+ saver.arch_env = chordal_env->birg->main_env->arch_env;
+ saver.chordal_env = chordal_env;
+ saver.saved_colors = pmap_create();
+ save_colors(&saver);
+
+ /* initial values */
+ costs_inevit = co_get_inevit_copy_costs(co);
+ lower_bound = co_get_lower_bound(co);
+ costs_init = co_get_copy_costs(co);
+
+ DBG((dbg, LEVEL_1, "Inevit Costs: %3d\n", costs_inevit));
+ DBG((dbg, LEVEL_1, "Lower Bound: %3d\n", lower_bound));
+ DBG((dbg, LEVEL_1, "Init costs: %3d\n", costs_init));
+
+ copystat_add_inevit_costs(costs_inevit);
+ copystat_add_init_costs(costs_init);
+ copystat_add_max_costs(co_get_max_copy_costs(co));
+
+
+#ifdef DO_HEUR
+ timer = lc_timer_register("heur", NULL);
+ lc_timer_reset_and_start(timer);
+
+ co_solve_heuristic(co);
+
+ lc_timer_stop(timer);
+ costs_heur = co_get_copy_costs(co);
+ DBG((dbg, LEVEL_1, "HEUR costs: %3d\n", costs_heur));
+ copystat_add_heur_time(lc_timer_elapsed_msec(timer));
+ copystat_add_heur_costs(costs_heur);
+ assert(lower_bound <= costs_heur);
+#endif /* DO_HEUR */
+
+
+#ifdef DO_ILP1
+ load_colors(&saver);
+
+ co_solve_ilp1(co, 60.0);
+
+ costs_ilp1 = co_get_copy_costs(co);
+ DBG((dbg, LEVEL_1, "ILP1 costs: %3d\n", costs_ilp1));
+ copystat_add_opt_costs(costs_ilp1); /*TODO ADAPT */
+ assert(lower_bound <= costs_ilp1);
+#endif /* DO_ILP1 */
+
+
+#ifdef DO_ILP2
+ load_colors(&saver);
+
+ co_solve_ilp2(co, 60.0);
+
+ costs_ilp2 = co_get_copy_costs(co);
+ DBG((dbg, LEVEL_1, "ILP2 costs: %3d\n", costs_ilp2));
+ copystat_add_opt_costs(costs_ilp2); /*TODO ADAPT */
+ assert(lower_bound <= costs_ilp2);
+#endif /* DO_ILP2 */
+
+ pmap_destroy(saver.saved_colors);
+ co_free_graph_structure(co);
+ co_free_ou_structure(co);
+ free_copy_opt(co);
+}
+
+
+#endif /* COPYOPT_STAT */
projects / libfirm / blobdiff